how to uppercase one char in java code example
Example 1: java method to capitalize first letter
String str = "java";
String cap = str.substring(0, 1).toUpperCase() + str.substring(1);
Example 2: how to capitalize first letter in java
class Main {
public static void main(String[] args) {
String message = "everyone loves java";
char[] charArray = message.toCharArray();
boolean foundSpace = true;
for(int i = 0; i < charArray.length; i++) {
if(Character.isLetter(charArray[i])) {
if(foundSpace) {
charArray[i] = Character.toUpperCase(charArray[i]);
foundSpace = false;
}
}
else {
foundSpace = true;
}
}
message = String.valueOf(charArray);
System.out.println("Message: " + message);
}
}